[
    0 => backend\models\ImagesManager#1
    (
        [attachment] => null
        [yii\db\BaseActiveRecord:_attributes] => [
            'id' => 3
            'name' => '1550081930_5wlvHH.jpg'
            'class' => 'Product'
            'product_id' => 2
            'alt' => ''
        ]
        [yii\db\BaseActiveRecord:_oldAttributes] => [
            'id' => 3
            'name' => '1550081930_5wlvHH.jpg'
            'class' => 'Product'
            'product_id' => 2
            'alt' => ''
        ]
        [yii\db\BaseActiveRecord:_related] => []
        [yii\db\BaseActiveRecord:_relationsDependencies] => []
        [yii\base\Model:_errors] => null
        [yii\base\Model:_validators] => null
        [yii\base\Model:_scenario] => 'default'
        [yii\base\Component:_events] => []
        [yii\base\Component:_eventWildcards] => []
        [yii\base\Component:_behaviors] => []
    )
    1 => backend\models\ImagesManager#2
    (
        [attachment] => null
        [yii\db\BaseActiveRecord:_attributes] => [
            'id' => 4
            'name' => '1550082097_-eyLU4.jpg'
            'class' => 'Product'
            'product_id' => 2
            'alt' => ''
        ]
        [yii\db\BaseActiveRecord:_oldAttributes] => [
            'id' => 4
            'name' => '1550082097_-eyLU4.jpg'
            'class' => 'Product'
            'product_id' => 2
            'alt' => ''
        ]
        [yii\db\BaseActiveRecord:_related] => []
        [yii\db\BaseActiveRecord:_relationsDependencies] => []
        [yii\base\Model:_errors] => null
        [yii\base\Model:_validators] => null
        [yii\base\Model:_scenario] => 'default'
        [yii\base\Component:_events] => []
        [yii\base\Component:_eventWildcards] => []
        [yii\base\Component:_behaviors] => []
    )
]